996988318473

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{631}}^1\times {\mathrm{290497}}^1$

素因数の和:291182

約数の個数: 48

約数和(自身を含む): 1590664792704

約数和(自身を除く): 593676474231

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 631, 777, 1813, 1893, 4417, 5439, 13251, 23347, 30919, 70041, 92757, 163429, 290497, 490287, 871491, 1144003, 2033479, 3432009, 6100437, 10748389, 14234353, 32245167, 42703059, 75238723, 183303607, 225716169, 526671061, 549910821, 1283125249, 1580013183, 3849375747, 6782233459, 8981876743, 20346700377, 26945630229, 47475634213, 142426902639, 332329439491, 996988318473]

約数ペア:

[(1, 996988318473), (3, 332329439491), (7, 142426902639), (21, 47475634213), (37, 26945630229), (49, 20346700377), (111, 8981876743), (147, 6782233459), (259, 3849375747), (631, 1580013183), (777, 1283125249), (1813, 549910821), (1893, 526671061), (4417, 225716169), (5439, 183303607), (13251, 75238723), (23347, 42703059), (30919, 32245167), (70041, 14234353), (92757, 10748389), (163429, 6100437), (290497, 3432009), (490287, 2033479), (871491, 1144003)]